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power: Avoids bogus error messages for the suspend aborts.

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Avoids printing bogus error message "tasks refusing to freeze", in cases
where pending wakeup source caused the suspend abort.

Signed-off-by: Ruchi Kandoi <kandoiruchi@google.com>
Change-Id: I913ad290f501b31cd536d039834c8d24c6f16928
This commit is contained in:
Ruchi Kandoi 2014-10-14 17:43:21 -07:00 committed by Artem Borisov
parent 84612c4595
commit 124acbcfe3
1 changed files with 14 additions and 13 deletions
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27
kernel/power/process.c
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@ -100,23 +100,24 @@ static int try_to_freeze_tasks(bool user_only)
do_div(elapsed_msecs64, NSEC_PER_MSEC);
elapsed_msecs = elapsed_msecs64;
if (todo) {
if (wakeup) {
printk("\n");
printk(KERN_ERR "Freezing of tasks %s after %d.%03d seconds "
"(%d tasks refusing to freeze, wq_busy=%d):\n",
wakeup ? "aborted" : "failed",
printk(KERN_ERR "Freezing of tasks aborted after %d.%03d seconds",
elapsed_msecs / 1000, elapsed_msecs % 1000);
} else if (todo) {
printk("\n");
printk(KERN_ERR "Freezing of tasks failed after %d.%03d seconds"
" (%d tasks refusing to freeze, wq_busy=%d):\n",
elapsed_msecs / 1000, elapsed_msecs % 1000,
todo - wq_busy, wq_busy);
if (!wakeup) {
read_lock(&tasklist_lock);
do_each_thread(g, p) {
if (p != current && !freezer_should_skip(p)
&& freezing(p) && !frozen(p))
sched_show_task(p);
} while_each_thread(g, p);
read_unlock(&tasklist_lock);
}
read_lock(&tasklist_lock);
do_each_thread(g, p) {
if (p != current && !freezer_should_skip(p)
&& freezing(p) && !frozen(p))
sched_show_task(p);
} while_each_thread(g, p);
read_unlock(&tasklist_lock);
} else {
printk("(elapsed %d.%03d seconds) ", elapsed_msecs / 1000,
elapsed_msecs % 1000);